title: Analysis of Y chromosome nucleolar organizer mutants in Drosophila melanogaster.
mesh_terms: D000818:Animals; D002466:Cell Nucleolus / Q000648:ultrastructure*; D004331:Drosophila melanogaster / Q000235:genetics*; D005260:Female; D005804:Genes, Lethal; D007814:Larva; D008297:Male; D009154:Mutation; D009693:Nucleic Acid Hybridization; D010063:Ovum; D011679:Pupa; D012730:Sex Chromosomes; D014998:Y Chromosome